Update Datadog integration screenshots. (#538)

* Update screenshots

* Add new screenshots to: `website/versioned_docs/version-V1/integrations/datadog.mdx`

* Deleted outdated Datadog screenshots

Author: codedbychavez

website/docs/assets/datadog_apikey.png

@@ -8,13 +8,15 @@ description: ConfigCat Datadog integration. This is a step-by-step guide on how
 
 Ensures that every setting change in ConfigCat is sent to Datadog as an Event.
 
-<img src="/docs/assets/datadog_event.png" alt="datadog_event" decoding="async" loading="lazy"/>
+<img src="/docs/assets/datadog-event_192dpi.png" alt="Feature flag events logged to Datadog" width="1366" height="219" decoding="async" loading="lazy" />
 
 ## Installation
 
 1. Have a <a href="https://www.datadoghq.com/" target="_blank">Datadog subscription.</a>
 2. Get a <a href="https://docs.datadoghq.com/account_management/api-app-keys/#api-keys" target="_blank">Datadog API Key.</a>
-   <img src="/docs/assets/datadog_apikey2.png" alt="datadog_event" decoding="async" loading="lazy"/>
+
+<img src="/docs/assets/datadog-apikey_192dpi.png" alt="Datadog API Key" width="1366" height="430" decoding="async" loading="lazy" />
+
 3. Open the <a href="https://app.configcat.com/product/integrations" target="_blank">integrations tab</a> on ConfigCat Dashboard.
 4. Click on Datadog's CONNECT button and set your Datadog API key.
 5. OPTIONAL - Set the proper site of your Datadog account. [More about Datadog site](https://docs.datadoghq.com/getting_started/site/).
@@ -34,4 +36,4 @@ Every event sent to Datadog by ConfigCat has a _source_ property of `configcat`
 
 For example here is how to search for events that happened in the production environment: `sources:configcat production`
 
-<img src="/docs/assets/datadog_filtering.png" alt="datadog_filtering" decoding="async" loading="lazy"/>
+<img src="/docs/assets/datadog-filtering_192dpi.png" alt="Filtering feature flag change events" width="1366" height="768" decoding="async" loading="lazy" />